AirHint found the following cheapest return flights from Christchurch (CHC) to London (LHR) in August 2026 (see full year).

Return flights

03 Aug - 30 Aug	Air New Zealand
13 Aug - 01 Sep	British Airways
03 Aug - 03 Sep	Air New Zealand
11 Aug - 22 Sep	Air New Zealand
10 Aug - 22 Sep	British Airways
10 Aug - 25 Sep	China Airlines
24 Aug - 12 Sep	Air New Zealand
06 Aug - 21 Aug	British Airways
16 Aug - 25 Aug	Air New Zealand
07 Aug - 28 Aug	Air New Zealand
05 Aug - 27 Aug	British Airways
31 Aug - 05 Sep	Air New Zealand
29 Aug - 11 Sep	Air New Zealand
01 Aug - 22 Aug	British Airways
04 Aug - 29 Sep	Jetstar
08 Aug - 28 Aug	Jetstar
23 Aug - 30 Aug	Air New Zealand
11 Aug - 23 Sep	Qantas

Also check the deals for one-way flights from Christchurch to London in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Christchurch to London in August from 1085€

Return flights